static inline void _test_table(const char *name,
lookup_t lookup,
reverse_t reverse,
- int size) {
+ int size,
+ bool sparse) {
int i;
- for (i = 0; i < size; i++) {
+ for (i = -1; i < size + 1; i++) {
const char* val = lookup(i);
- int rev = -1;
+ int rev;
if (val)
rev = reverse(val);
+ else
+ rev = reverse("--no-such--value----");
printf("%s: %d → %s → %d\n", name, i, val, rev);
- if (!val || rev != i)
+ if (i >= 0 && i < size ?
+ sparse ? rev != i && rev != -1 : val == NULL || rev != i :
+ val != NULL || rev != -1)
exit(EXIT_FAILURE);
}
}
#define test_table(lower, upper) \
- _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX)
+ _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX, false)
+
+#define test_table_sparse(lower, upper) \
+ _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX, true)